Food slicer



FIG. 1 is a rear perspective view of a food slicer showing our new design;

FIG. 2 is a front perspective view thereof;

FIG. 3 is a front elevational view thereof; and

FIG. 4 is a left side elevational view thereof.

The undisclosed bottom view is plane and unornamented. 

The ornamental design for a food slicer, as shown and described. 